Vacuum Components, Sanitary Fittings, Sanitary Valves manufacturer / supplier in China, offering Sanitary Stainless Steel DN15/DN20/DN25/DN32/DN40/DN50/DN65 Welded Fixed Cleaning Ball Spray Washing Balls, Sanitary Stainless Steel DN25/DN32/DN40/DN50/DN65/DN80/DN100 Cross Sight Glass, Sanitary Stainless Steel DIN 25/32/40/50/65/80/100 Threaded Straight Sight Glass and so on.